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Finding the Fourth Proportional to 223,520.45, 335,244.62 and 61,376.67

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Solution

The fourth proportional to 223,520.45, 335,244.62 and 61,376.67 is: 92,055.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,520.45 : 335,244.62 = 61,376.67 : x
  2. Step 2: Convert to fraction form
    223,520.45/335,244.62 = 61,376.67/x
  3. Step 3: Cross multiply
    223,520.45x = 335,244.62 × 61,376.67
  4. Step 4: Simplify right side
    223,520.45x = 20,576,198,564.46
  5. Step 5: Solve for x
    x = 20,576,198,564.46/223,520.45
  6. Step 6: Final answer
    x = 92,055.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.